package cn.j3code.common.config;

import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.sql.DataSource;

/**
 * @author J3
 * @package cn.j3code.common.config
 * @createTime 2022/12/1 - 16:44
 * @description
 */
@Data
@ConfigurationProperties(prefix = "ld")
@Configuration
public class DruidConfig {

    private String druidPassword;

    @ConfigurationProperties(prefix = "spring.datasource.druid")
    @Bean
    public DataSource druidDataSource() {
        return new DruidDataSource();
    }

    /**
     * druid 数据源状态监控
     * http://localhost:7210/ld-lucky/ld-druid/login.html
     *
     * @return
     */
    @Bean
    public ServletRegistrationBean statViewServlet() {
        //创建servlet注册实体
        ServletRegistrationBean servletRegistrationBean =
                new ServletRegistrationBean(new StatViewServlet(), "/ld-druid/*");
        //设置ip白名单(不配置则允许所有)
        // servletRegistrationBean.addInitParameter("allow","127.0.0.1");
        //设置ip黑名单，如果allow与deny共同存在时,deny优先于allow
        // servletRegistrationBean.addInitParameter("deny","192.168.0.19");
        //设置控制台管理用户
        servletRegistrationBean.addInitParameter("loginUsername", "druid");
        servletRegistrationBean.addInitParameter("loginPassword", druidPassword);
        //是否可以重置数据
        servletRegistrationBean.addInitParameter("resetEnable", "false");
        return servletRegistrationBean;
    }

    /**
     * druid 过滤器
     *
     * @return
     */
    @Bean
    public FilterRegistrationBean statFilter() {
        //创建过滤器
        FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter());
        //设置过滤器过滤路径
        filterRegistrationBean.addUrlPatterns("/*");
        //忽略过滤的形式
        filterRegistrationBean.addInitParameter("exclusions", "*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*");
        return filterRegistrationBean;
    }
}
